refactor flake.nix for multiarch support

flake: simplify nixos hosts with nixpkgs.lib.genAttrs

aly.nix

@@ -3,9 +3,13 @@
   config,
   pkgs,
   lib,
-  unstable,
   ...
-}: {
+}: let
+  unstable = import inputs.nixpkgsUnstable {
+    system = pkgs.system;
+    config.allowUnfree = true;
+  };
+in {
   imports = [./homeManagerModules];
   home.username = "aly";
   home.homeDirectory = "/home/aly";

flake.lock

@@ -116,7 +116,7 @@
         "type": "github"
       }
     },
-    "nixpkgs-unstable": {
+    "nixpkgsUnstable": {
       "locked": {
         "lastModified": 1716330097,
         "narHash": "sha256-8BO3B7e3BiyIDsaKA0tY8O88rClYRTjvAp66y+VBUeU=",
@@ -139,7 +139,7 @@
         "jovian": "jovian",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs",
-        "nixpkgs-unstable": "nixpkgs-unstable"
+        "nixpkgsUnstable": "nixpkgsUnstable"
       }
     }
   },

flake.nix

@@ -12,24 +12,18 @@
     };
 
     # Unstable NixOS.
-    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgsUnstable.url = "github:nixos/nixpkgs/nixos-unstable";
-
-    # # Unstable version of home-manager.
-    # home-manager-unstable = {
-    #   url = "github:nix-community/home-manager/master";
-    #   inputs.nixpkgs.follows = "nixpkgs-unstable";
-    # };
 
+    # Automated disk partitioning.
     disko = {
       url = "github:nix-community/disko";
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
-    # impermanence.url = "github:nix-community/impermanence";
-
     # Pre-baked hardware support for various devices.
     nixos-hardware.url = "github:NixOS/nixos-hardware/master";
 
+    # Useful modules for Steam Deck.
     jovian = {
       url = "github:Jovian-Experiments/Jovian-NixOS";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -43,106 +37,33 @@
     ];
   };
 
-  outputs = inputs @ {
+  outputs = inputs @ {self, ...}: {
-    nixpkgs,
+    formatter = inputs.nixpkgs.lib.genAttrs [
-    nixpkgs-unstable,
+      "aarch64-darwin"
-    home-manager,
+      "aarch64-linux"
-    nixos-hardware,
+      "x86_64-darwin"
-    disko,
+      "x86_64-linux"
-    jovian,
+    ] (system: inputs.nixpkgs.legacyPackages.${system}.alejandra);
-    ...
+
-  }: let
+    nixosModules.default =
-    system = "x86_64-linux";
+      import ./nixosModules inputs;
-    nixosModules = [
+
-      disko.nixosModules.disko
+    nixosConfigurations =
-      home-manager.nixosModules.home-manager
+      inputs.nixpkgs.lib.genAttrs [
-      {
+        "fallarbor"
-        home-manager.useGlobalPkgs = true;
+        "lavaridge"
-        home-manager.useUserPackages = true;
+        "mauville"
-        home-manager.extraSpecialArgs = {inherit inputs unstable;};
+        "mossdeep"
-        home-manager.sharedModules = [{imports = [./homeManagerModules];}];
+        "petalburg"
-        home-manager.backupFileExtension = "backup";
+        "rustboro"
+      ] (
+        host:
+          inputs.nixpkgs.lib.nixosSystem {
+            specialArgs = {inherit inputs self;};
+            modules = [
+              ./hosts/${host}
+            ];
           }
-      ./nixosModules
+      );
-    ];
-    unstable = import nixpkgs-unstable {
-      inherit system;
-      config.allowUnfree = true;
-    };
-    specialArgs = {inherit inputs unstable;};
-  in {
-    formatter.${system} = nixpkgs.legacyPackages.${system}.alejandra;
-
-    nixosConfigurations = {
-      # Steam Deck OLED
-      mossdeep = nixpkgs.lib.nixosSystem rec {
-        inherit system specialArgs;
-        modules =
-          nixosModules
-          ++ [
-            ./hosts/mossdeep
-            jovian.nixosModules.default
-            nixos-hardware.nixosModules.common-pc-laptop-ssd
-          ];
-      };
-
-      # Framework 13 with AMD Ryzen 7640U and 32GB RAM.
-      lavaridge = nixpkgs.lib.nixosSystem rec {
-        inherit system specialArgs;
-        modules =
-          nixosModules
-          ++ [
-            ./hosts/lavaridge
-            nixos-hardware.nixosModules.framework-13-7040-amd
-          ];
-      };
-
-      # Framework 13 with 11th Gen Intel Core i5 and 16GB RAM.
-      fallarbor = nixpkgs.lib.nixosSystem rec {
-        inherit system specialArgs;
-        modules =
-          nixosModules
-          ++ [
-            ./hosts/fallarbor
-            nixos-hardware.nixosModules.framework-11th-gen-intel
-          ];
-      };
-
-      # Home Lab. Ryzen 5 2600 with 16GB RAM, RX 6700.
-      mauville = nixpkgs.lib.nixosSystem rec {
-        inherit system specialArgs;
-        modules =
-          nixosModules
-          ++ [
-            ./hosts/mauville
-            nixos-hardware.nixosModules.common-cpu-amd
-            nixos-hardware.nixosModules.common-pc-ssd
-          ];
-      };
-
-      # Lenovo Yoga 9i with i7-1360P and 16GB RAM.
-      petalburg = nixpkgs.lib.nixosSystem rec {
-        inherit system specialArgs;
-        modules =
-          nixosModules
-          ++ [
-            ./hosts/petalburg
-            nixos-hardware.nixosModules.common-cpu-intel
-            nixos-hardware.nixosModules.common-pc-laptop-ssd
-          ];
-      };
-
-      # T440p with i5-4210M and 16GB RAM.
-      rustboro = nixpkgs.lib.nixosSystem rec {
-        inherit system specialArgs;
-        modules =
-          nixosModules
-          ++ [
-            ./hosts/rustboro
-            nixos-hardware.nixosModules.common-pc-laptop-ssd
-            nixos-hardware.nixosModules.lenovo-thinkpad-t440p
-          ];
-      };
-    };
   };
 }

homeManagerModules/desktop/hypr/default.nix

@@ -4,7 +4,6 @@
   config,
   osConfig,
   inputs,
-  unstable,
   ...
 }: {
   imports = [./hypridle ./hyprlock ./hyprpaper ./hyprshade];
@@ -61,7 +60,7 @@
     };
 
     wayland.windowManager.hyprland.enable = true;
-    wayland.windowManager.hyprland.package = unstable.hyprland;
+    wayland.windowManager.hyprland.package = inputs.nixpkgsUnstable.legacyPackages."${pkgs.system}".hyprland;
     wayland.windowManager.hyprland.extraConfig = let
       modifier = "SUPER";
 

homeManagerModules/desktop/sway/default.nix

@@ -3,7 +3,6 @@
   lib,
   config,
   inputs,
-  unstable,
   ...
 }: {
   imports = [./autoRotate.nix ./randomWallpaper.nix ./redShift.nix ./virtKeyboard.nix];
@@ -80,7 +79,7 @@
     wayland.windowManager.sway.package =
       if config.alyraffauf.desktop.sway.tabletMode.enable
       then pkgs.sway
-      else unstable.swayfx;
+      else inputs.nixpkgsUnstable.legacyPackages."${pkgs.system}".swayfx;
     wayland.windowManager.sway.wrapperFeatures.gtk = true;
     wayland.windowManager.sway.checkConfig = false;
 
@@ -493,7 +492,7 @@
       bindswitch --reload --locked lid:off output eDP-1 enable
 
       ${
-        if config.wayland.windowManager.sway.package == unstable.swayfx
+        if config.wayland.windowManager.sway.package == inputs.nixpkgsUnstable.legacyPackages."${pkgs.system}".swayfx
         then "
         blur enable
         blur_passes 1

hosts/fallarbor/default.nix

@@ -1,13 +1,17 @@
 # Framework 13 with 11th gen Intel Core i5, 16GB RAM, 512GB SSD.
 {
   config,
+  inputs,
+  lib,
   pkgs,
+  self,
   ...
 }: {
   imports = [
     ./disko.nix
-    ./hardware-configuration.nix # Include the results of the hardware scan.
+    ./hardware-configuration.nix
     ./home.nix
+    self.nixosModules.default
   ];
 
   boot = {

hosts/fallarbor/disko.nix

@@ -1,4 +1,7 @@
-{
+{inputs, ...}: {
+  imports = [
+    inputs.disko.nixosModules.disko
+  ];
   disko.devices = {
     disk = {
       vdb = {

hosts/fallarbor/hardware-configuration.nix

@@ -3,9 +3,13 @@
   lib,
   pkgs,
   modulesPath,
+  inputs,
   ...
 }: {
-  imports = [(modulesPath + "/installer/scan/not-detected.nix")];
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+    inputs.nixos-hardware.nixosModules.framework-11th-gen-intel
+  ];
 
   boot.initrd.availableKernelModules = ["xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod"];
   boot.initrd.kernelModules = [];

hosts/fallarbor/home.nix

@@ -5,6 +5,9 @@
   lib,
   ...
 }: {
+  imports = [
+    inputs.home-manager.nixosModules.home-manager
+  ];
   home-manager = {
     users.aly = import ../../aly.nix;
     users.dustin = import ../../dustin.nix;

hosts/lavaridge/default.nix

@@ -1,15 +1,17 @@
 # Framework Laptop 13 with AMD Ryzen 7640U, 32GB RAM, 1TB SSD.
 {
-  inputs,
   config,
-  pkgs,
+  inputs,
   lib,
+  pkgs,
+  self,
   ...
 }: {
   imports = [
-    ./hardware-configuration.nix # Include the results of the hardware scan.
-    ./home.nix
     ./disko.nix
+    ./hardware-configuration.nix
+    ./home.nix
+    self.nixosModules.default
   ];
 
   boot = {

hosts/lavaridge/disko.nix

@@ -1,4 +1,7 @@
-{
+{inputs, ...}: {
+  imports = [
+    inputs.disko.nixosModules.disko
+  ];
   disko.devices = {
     disk = {
       vdb = {

hosts/lavaridge/hardware-configuration.nix

@@ -6,9 +6,13 @@
   lib,
   pkgs,
   modulesPath,
+  inputs,
   ...
 }: {
-  imports = [(modulesPath + "/installer/scan/not-detected.nix")];
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+    inputs.nixos-hardware.nixosModules.framework-13-7040-amd
+  ];
 
   boot.initrd.availableKernelModules = ["nvme" "xhci_pci" "thunderbolt" "usb_storage" "sd_mod"];
   boot.initrd.kernelModules = [];

hosts/lavaridge/home.nix

@@ -5,6 +5,9 @@
   lib,
   ...
 }: {
+  imports = [
+    inputs.home-manager.nixosModules.home-manager
+  ];
   home-manager = {
     sharedModules = [
       {

hosts/mauville/default.nix

@@ -1,8 +1,10 @@
 # Custom desktop with AMD Ryzen 5 2600, 16GB RAM, AMD Rx 6700, and 1TB SSD + 2TB HDD.
 {
   config,
-  pkgs,
+  input,
   lib,
+  pkgs,
+  self,
   ...
 }: let
   acmeEmail = "alyraffauf@gmail.com";
@@ -11,7 +13,11 @@
   mediaDirectory = "/mnt/Media";
   archiveDirectory = "/mnt/Archive";
 in {
-  imports = [./hardware-configuration.nix ./home.nix];
+  imports = [
+    ./hardware-configuration.nix
+    ./home.nix
+    self.nixosModules.default
+  ];
 
   # Bootloader.
   boot.loader.systemd-boot.enable = true;

hosts/mauville/hardware-configuration.nix

@@ -3,9 +3,14 @@
   lib,
   pkgs,
   modulesPath,
+  inputs,
   ...
 }: {
-  imports = [(modulesPath + "/installer/scan/not-detected.nix")];
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+    inputs.nixos-hardware.nixosModules.common-cpu-amd
+    inputs.nixos-hardware.nixosModules.common-pc-ssd
+  ];
 
   boot.initrd.availableKernelModules = ["xhci_pci" "ahci" "nvme" "usbhid" "sd_mod"];
   boot.initrd.kernelModules = [];

hosts/mauville/home.nix

@@ -5,6 +5,9 @@
   lib,
   ...
 }: {
+  imports = [
+    inputs.home-manager.nixosModules.home-manager
+  ];
   home-manager = {
     sharedModules = [
       {

hosts/mossdeep/default.nix

@@ -1,15 +1,18 @@
-# Framework Laptop 13 with AMD Ryzen 7640U, 32GB RAM, 1TB SSD.
+# Steam Deck OLED
 {
-  inputs,
   config,
-  pkgs,
+  inputs,
   lib,
+  pkgs,
+  self,
   ...
 }: {
   imports = [
-    ./hardware-configuration.nix # Include the results of the hardware scan.
-    ./home.nix
     ./disko.nix
+    ./hardware-configuration.nix
+    ./home.nix
+    self.nixosModules.default
+    inputs.jovian.nixosModules.default
   ];
 
   boot = {

hosts/mossdeep/disko.nix

@@ -1,4 +1,7 @@
-{
+{inputs, ...}: {
+  imports = [
+    inputs.disko.nixosModules.disko
+  ];
   disko.devices = {
     disk = {
       vdb = {

hosts/mossdeep/hardware-configuration.nix

@@ -6,9 +6,13 @@
   lib,
   pkgs,
   modulesPath,
+  inputs,
   ...
 }: {
-  imports = [(modulesPath + "/installer/scan/not-detected.nix")];
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+    inputs.nixos-hardware.nixosModules.common-pc-laptop-ssd
+  ];
 
   boot.initrd.availableKernelModules = ["nvme" "xhci_pci" "usb_storage" "sd_mod"];
   boot.initrd.kernelModules = ["amdgpu"];

hosts/mossdeep/home.nix

@@ -5,6 +5,9 @@
   lib,
   ...
 }: {
+  imports = [
+    inputs.home-manager.nixosModules.home-manager
+  ];
   home-manager = {
     users.aly = import ../../aly.nix;
   };

hosts/petalburg/default.nix

@@ -1,14 +1,17 @@
 # Lenovo Yoga 9i Convertible with Intel Core i7-1360P, 15GB RAM, 512GB SSD.
 {
   config,
+  inputs,
   lib,
   pkgs,
+  self,
   ...
 }: {
   imports = [
     ./disko.nix
-    ./hardware-configuration.nix # Include the results of the hardware scan.
+    ./hardware-configuration.nix
     ./home.nix
+    self.nixosModules.default
   ];
 
   boot = {

hosts/petalburg/disko.nix

@@ -1,4 +1,7 @@
-{
+{inputs, ...}: {
+  imports = [
+    inputs.disko.nixosModules.disko
+  ];
   disko.devices = {
     disk = {
       vdb = {

hosts/petalburg/hardware-configuration.nix

@@ -3,9 +3,14 @@
   lib,
   pkgs,
   modulesPath,
+  inputs,
   ...
 }: {
-  imports = [(modulesPath + "/installer/scan/not-detected.nix")];
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+    inputs.nixos-hardware.nixosModules.common-cpu-intel
+    inputs.nixos-hardware.nixosModules.common-pc-laptop-ssd
+  ];
 
   boot.initrd.availableKernelModules = ["xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod"];
   boot.initrd.kernelModules = [];

hosts/petalburg/home.nix

@@ -5,6 +5,9 @@
   lib,
   ...
 }: {
+  imports = [
+    inputs.home-manager.nixosModules.home-manager
+  ];
   home-manager = {
     sharedModules = [
       {

hosts/rustboro/default.nix

@@ -1,14 +1,17 @@
 # Lenovo Thinkpad T440p with a Core i5 4210M, 16GB RAM, 512GB SSD.
 {
   config,
+  inputs,
   lib,
   pkgs,
+  self,
   ...
 }: {
   imports = [
-    ./hardware-configuration.nix # Include the results of the hardware scan.
-    ./home.nix
     ./disko.nix
+    ./hardware-configuration.nix
+    ./home.nix
+    self.nixosModules.default
   ];
 
   boot = {
@@ -16,31 +19,6 @@
     loader.systemd-boot.enable = true;
     loader.efi.canTouchEfiVariables = true;
   };
-  #   initrd.postDeviceCommands = lib.mkAfter ''
-  #     mkdir /btrfs_tmp
-  #     mount /dev/sda2 /btrfs_tmp
-  #     if [[ -e /btrfs_tmp/rootfs ]]; then
-  #         mkdir -p /btrfs_tmp/old_roots
-  #         timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/rootfs)" "+%Y-%m-%-d_%H:%M:%S")
-  #         mv /btrfs_tmp/rootfs "/btrfs_tmp/old_roots/$timestamp"
-  #     fi
-
-  #     delete_subvolume_recursively() {
-  #         IFS=$'\n'
-  #         for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do
-  #             delete_subvolume_recursively "/btrfs_tmp/$i"
-  #         done
-  #         btrfs subvolume delete "$1"
-  #     }
-
-  #     for i in $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +5); do
-  #         delete_subvolume_recursively "$i"
-  #     done
-
-  #     btrfs subvolume create /btrfs_tmp/rootfs
-  #     umount /btrfs_tmp
-  #   '';
-  # };
 
   networking.hostName = "rustboro"; # Define your hostname.
 
@@ -82,17 +60,5 @@
       tailscale.enable = true;
     };
   };
-
-  # environment.persistence."/persist" = {
-  #   hideMounts = true;
-  #   directories = [
-  #     "/etc/NetworkManager/system-connections"
-  #     "/etc/ssh"
-  #   ];
-  #   files = [
-  #     "/etc/machine-id"
-  #   ];
-  # };
-
   system.stateVersion = "24.05";
 }

hosts/rustboro/disko.nix

@@ -1,4 +1,7 @@
-{
+{inputs, ...}: {
+  imports = [
+    inputs.disko.nixosModules.disko
+  ];
   disko.devices = {
     disk = {
       vdb = {

hosts/rustboro/hardware-configuration.nix

@@ -3,9 +3,14 @@
   lib,
   pkgs,
   modulesPath,
+  inputs,
   ...
 }: {
-  imports = [(modulesPath + "/installer/scan/not-detected.nix")];
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+    inputs.nixos-hardware.nixosModules.common-pc-laptop-ssd
+    inputs.nixos-hardware.nixosModules.lenovo-thinkpad-t440p
+  ];
 
   boot.initrd.availableKernelModules = [
     "xhci_pci"

hosts/rustboro/home.nix

@@ -5,6 +5,9 @@
   lib,
   ...
 }: {
+  imports = [
+    inputs.home-manager.nixosModules.home-manager
+  ];
   home-manager = {
     sharedModules = [
       {

nixosModules/default.nix

@@ -1,4 +1,4 @@
-{
+inputs: {
   config,
   pkgs,
   ...

nixosModules/desktop/hyprland/default.nix

@@ -3,7 +3,6 @@
   pkgs,
   lib,
   config,
-  unstable,
   ...
 }: {
   options = {
@@ -29,7 +28,7 @@
       gnupg.agent.pinentryPackage = pkgs.pinentry-gnome3;
       hyprland = {
         enable = true;
-        package = unstable.hyprland;
+        package = inputs.nixpkgsUnstable.legacyPackages."${pkgs.system}".hyprland;
       };
     };
   };

nixosModules/desktop/sway/default.nix

@@ -3,7 +3,6 @@
   pkgs,
   lib,
   config,
-  unstable,
   ...
 }: {
   options = {
@@ -30,7 +29,7 @@
       gnupg.agent.pinentryPackage = pkgs.pinentry-gnome3;
       sway = {
         enable = true;
-        package = unstable.swayfx;
+        package = inputs.nixpkgsUnstable.legacyPackages."${pkgs.system}".swayfx;
       };
     };
   };

nixosModules/user/default.nix

@@ -6,7 +6,17 @@
   unstable,
   ...
 }: {
-  imports = [./aly ./dustin];
+  imports = [
+    inputs.home-manager.nixosModules.home-manager
+    ./aly
+    ./dustin
+  ];
+
+  home-manager.useGlobalPkgs = true;
+  home-manager.useUserPackages = true;
+  home-manager.extraSpecialArgs = {inherit inputs unstable;};
+  home-manager.sharedModules = [{imports = [../../homeManagerModules];}];
+  home-manager.backupFileExtension = "backup";
 
   users.mutableUsers = false;
   users.users.root.openssh.authorizedKeys.keys = [